package com.ljj.service;

import com.ljj.pojo.CE;

import java.util.List;
import java.util.Set;

/**
 * <p>
 *  服务类
 * </p>
 *
 * @author LJJ
 * @since 2020-07-11
 */
public interface CEService {

    List<Integer> queryEByC(int id);

    Set<Integer> queryEid( );

    int insertCE(CE ce);

    int deleteCEByEid(int id);

    int deleteCEByCE(CE ce);
}
